// Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License, version 2.0, as
// published by the Free Software Foundation.
//
// This program is also distributed with certain software (including
// but not limited to OpenSSL) that is licensed under separate terms,
// as designated in a particular file or component or in included license
// documentation.  The authors of MySQL hereby grant you an
// additional permission to link the program and your derivative works
// with the separately licensed software that they have included with
// MySQL.
//
// Without limiting anything contained in the foregoing, this file,
// which is part of MySQL Connector/NET, is also subject to the
// Universal FOSS Exception, version 1.0, a copy of which can be found at
// http://oss.oracle.com/licenses/universal-foss-exception.
//
// This program is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU General Public License, version 2.0, for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA

using System;
using System.Collections.Generic;
using System.Data;
using Microsoft.EntityFrameworkCore.Metadata;
using Microsoft.EntityFrameworkCore.Storage;
using MySql.Data.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore;

namespace MySql.Data.EntityFrameworkCore.Storage.Internal
{
  internal partial class MySQLTypeMapper : RelationalTypeMapper
  {
    public override IStringRelationalTypeMapper StringMapper { get; }
    public override IByteArrayRelationalTypeMapper ByteArrayMapper { get; }


    protected override IReadOnlyDictionary<Type, RelationalTypeMapping> GetClrTypeMappings()
    => _clrTypeMappings;

    protected override IReadOnlyDictionary<string, RelationalTypeMapping> GetStoreTypeMappings()
    => _storeTypeMappings;


    protected override string GetColumnType(IProperty property)
    {
      return property.Relational().ColumnType;
    }


    public override RelationalTypeMapping FindMapping(Type clrType)
    {
      ThrowIf.Argument.IsNull(clrType, "clrType");
      var sType = Nullable.GetUnderlyingType(clrType) ?? clrType;
      return sType == typeof(string)
          ? _varchar
          : (sType == typeof(byte[])
              ? _varbinary
              : base.FindMapping(clrType));
    }
  }
}
